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Item

Limits

Test & Standard

Ethane

< 2

SY2081-82

Propane

18-30

SY2081-82

n-Butane

20-35

SY2081-82

i-Butane

35-55

SY2081-82

Total sulfur

< 10 ppm

ZAE46002-92

H2S

< 5 ppm

QJ'NL08-68-98

Water

< 20 ppm

Electrowning method

Saturated vapors pressure

( 37.8 ℃) KPa

450 - 520

GB6602